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Finding the Fourth Proportional to 273,080.22, 376,845.30 and 152,214.30

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Solution

The fourth proportional to 273,080.22, 376,845.30 and 152,214.30 is: 210,052.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,080.22 : 376,845.30 = 152,214.30 : x
  2. Step 2: Convert to fraction form
    273,080.22/376,845.30 = 152,214.30/x
  3. Step 3: Cross multiply
    273,080.22x = 376,845.30 × 152,214.30
  4. Step 4: Simplify right side
    273,080.22x = 57,361,243,547.79
  5. Step 5: Solve for x
    x = 57,361,243,547.79/273,080.22
  6. Step 6: Final answer
    x = 210,052.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.